000 00255pam a2200109a 44500
082 _a517.2
_bED9D COP.5
100 _aEdwards, Joseph
245 1 _aDIFFERENTIAL CALCULUS FOR BEGINNERS
260 _a
_bMacmillan
_c1957
964 _gCIRC
997 _a3757 C
999 _c412428
_d412428